/*-
 * #%L
 * rapidoid-http-fast
 * %%
 * Copyright (C) 2014 - 2018 Nikolche Mihajlovski and contributors
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */

package org.rapidoid.http.handler;

import org.rapidoid.annotation.Authors;
import org.rapidoid.annotation.Since;
import org.rapidoid.http.FastHttp;
import org.rapidoid.http.HttpStatus;
import org.rapidoid.http.Req;
import org.rapidoid.http.impl.RouteOptions;
import org.rapidoid.net.abstracts.Channel;
import org.rapidoid.u.U;

@Authors("Nikolche Mihajlovski")
@Since("4.3.0")
public abstract class AbstractDecoratingHttpHandler extends AbstractHttpHandler {

	private final AbstractHttpHandlerDecorator decorator;

	public AbstractDecoratingHttpHandler(FastHttp http, RouteOptions options) {
		super(options);

		U.notNull(http, "http");

		this.decorator = options.managed()
			? new HttpManagedHandlerDecorator(this, http, options)
			: new HttpUnmanagedHandlerDecorator(this, http, options.contentType());
	}

	@Override
	public boolean needsParams() {
		return true;
	}

	@Override
	public final HttpStatus handle(Channel ctx, boolean isKeepAlive, Req req) {
		return decorator.handle(ctx, isKeepAlive, req);
	}

	protected abstract Object handleReq(Channel ctx, boolean isKeepAlive, Req req) throws Throwable;

}
